installation and reference guide HP MPIO Full Featured DSM for EVA4x00/6x00/8x00 family of Disk Arrays 3.02.00 (AA-RW7SL-TE, March 2009)

B Multipathing driver event log messages
This appendix lists the event log messages for HP MPIO EVA DSM drivers and provides a description
of each message. The error log messages are written in the SYSTEM log file.
This appendix describes the following event log messages:
MPIO.SYS event log messages
HP MPIO EVA DSM event log messages
MPIO.SYS event log messages
Table 6 lists MPIO driver event log messages, an explanation of each message, and a description of
the data that accompanies the message.
Table 6 MPIO.SYS event log messages
Contents of the data
dump
DescriptionMessage
Event
ID
N/A
MPIO created a new pseudo-LUN (a
new disk physical device object).
Pseudo-LUN created.
1
The current number of
paths to the device
A new instance of an existing pseudo-
LUN device object is seen through a
different path.
Added device to pseudo-LUN.
2
N/A
MPIO failed to create a new (or update
an existing) pseudo-LUN device object,
even though DSM_name claimed sup-
port for it.
There was an error creating a
device claimed by the DSM.
3
The Path ID of the failed
device
A pseudo-LUN handled a failover. This
message does not indicate whether the
failover was successful.
A fail-over on pseudo-LUN oc-
curred.
16
N/A
At least one path to a pseudo-LUN has
failed. This signals the end of failover
handling for the pseudo-LUN and that
the device is now operating with at least
one less path.
Pseudo-LUN is currently in a de-
graded state. One or more paths
have failed, though the process
is now complete.
17
The Path ID of the failing
device
A pseudo-LUN has just one path, and
DSM has requested a failover.
A Single Path Fail-Over is being
attempted on pseudo-LUN .
18
The Path ID of the failing
device
Resource allocation failed during an at-
tempted failover, and failover is not
currently active.
An operation failed on device due
to lack of memory.
19
HP MPIO Full Featured DSM for EVA4x00/6x00/8x00 family of Disk Arrays 3.02.00 43